US Foam-Spec Edition specially designed for foam tire racing conditions 3.5mm ultra-thick solid 6-cell chassis with milled area allow all parts to be mounted ultra-low Wide top deck mounted to chassis via aluminum standoffs provides wide, ultra-stable, solid platform New Extra-Hard foam-spec front and rear suspension arms marked with XH New hard foam-spec steering blocks, C-hubs, and rear uprights New super-smooth adjustable composite front and rear ball-differentials with XRAY Labyrinth Dust Covers Standard-length 50mm Hudy Spring Steel CVD drive shafts 34T front and rear diff pulleys / 20T center layshaft pulleys Light purple and white springs 116T 64P spur gear extra-hard material, wobble-free design ROAR spec for both modified and stock racing |